An unfortunately common practice that isn't new. There are voluminous examples and an easily found one below. https://www.cnet.com/news/court-oks-warrantless-u

An unfortunately common practice that isn't new. There are voluminous examples and an easily found one below. https://www.cnet.com/news/court-oks-warrantless-use-of-hidden-surveillance-cameras/ https://www.cnet.com/news/court-oks-warrantless-use-of-hidde...